Obesity Prediction

Column

Obesity Category

  ObesityCategory   n
1   Normal weight 371
2           Obese 191
3      Overweight 295
4     Underweight 143

Age and Obesity

BMI vs Weight

Correlation matrix

Model Calculation


Call:
lm(formula = BMI ~ Weight + Height, data = train_data)

Residuals:
    Min      1Q  Median      3Q     Max 
-2.1319 -0.3752 -0.1873  0.1692  6.1484 

Coefficients:
             Estimate Std. Error t value Pr(>|t|)    
(Intercept) 50.654948   0.497732   101.8   <2e-16 ***
Weight       0.346935   0.001895   183.1   <2e-16 ***
Height      -0.296681   0.002819  -105.3   <2e-16 ***
---
Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1

Residual standard error: 0.8428 on 797 degrees of freedom
Multiple R-squared:  0.9823,    Adjusted R-squared:  0.9822 
F-statistic: 2.207e+04 on 2 and 797 DF,  p-value: < 2.2e-16

Model Visualization

Column

Obesity Category by Gender

Dataset